54 lines
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54 lines
34 KiB
HTML
<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Convert an `AsyncRead` into a `Stream` of byte chunks."><title>ReaderStream in tokio_util::io - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-ca0dd0c4.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="tokio_util" data-themes="" data-resource-suffix="" data-rustdoc-version="1.93.1 (01f6ddf75 2026-02-11) (Arch Linux rust 1:1.93.1-1)" data-channel="1.93.1" data-search-js="search-9e2438ea.js" data-stringdex-js="stringdex-a3946164.js" data-settings-js="settings-c38705f0.js" ><script src="../../static.files/storage-e2aeef58.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-a410ff4d.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-263c88ec.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc struct"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><rustdoc-topbar><h2><a href="#">ReaderStream</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../tokio_util/index.html">tokio_<wbr>util</a><span class="version">0.7.18</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Reader<wbr>Stream</a></h2><h3><a href="#">Sections</a></h3><ul class="block top-toc"><li><a href="#example" title="Example">Example</a></li></ul><h3><a href="#implementations">Methods</a></h3><ul class="block method"><li><a href="#method.new" title="new">new</a></li><li><a href="#method.with_capacity" title="with_capacity">with_capacity</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block trait-implementation"><li><a href="#impl-Debug-for-ReaderStream%3CR%3E" title="Debug">Debug</a></li><li><a href="#impl-Stream-for-ReaderStream%3CR%3E" title="Stream">Stream</a></li><li><a href="#impl-Unpin-for-ReaderStream%3CR%3E" title="Unpin">Unpin</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block synthetic-implementation"><li><a href="#impl-Freeze-for-ReaderStream%3CR%3E" title="Freeze">Freeze</a></li><li><a href="#impl-RefUnwindSafe-for-ReaderStream%3CR%3E" title="RefUnwindSafe">RefUnwindSafe</a></li><li><a href="#impl-Send-for-ReaderStream%3CR%3E" title="Send">Send</a></li><li><a href="#impl-Sync-for-ReaderStream%3CR%3E" title="Sync">Sync</a></li><li><a href="#impl-UnwindSafe-for-ReaderStream%3CR%3E" title="UnwindSafe">UnwindSafe</a></li></ul><h3><a href="#blanket-implementations">Blanket Implementations</a></h3><ul class="block blanket-implementation"><li><a href="#impl-Any-for-T" title="Any">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-T" title="Borrow<T>">Borrow<T></a></li><li><a href="#impl-BorrowMut%3CT%3E-for-T" title="BorrowMut<T>">BorrowMut<T></a></li><li><a href="#impl-From%3CT%3E-for-T" title="From<T>">From<T></a></li><li><a href="#impl-Into%3CU%3E-for-T" title="Into<U>">Into<U></a></li><li><a href="#impl-TryFrom%3CU%3E-for-T" title="TryFrom<U>">TryFrom<U></a></li><li><a href="#impl-TryInto%3CU%3E-for-T" title="TryInto<U>">TryInto<U></a></li><li><a href="#impl-TryStream-for-S" title="TryStream">TryStream</a></li></ul></section><div id="rustdoc-modnav"><h2><a href="index.html">In tokio_<wbr>util::<wbr>io</a></h2></div></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><div class="width-limiter"><section id="main-content" class="content"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">tokio_util</a>::<wbr><a href="index.html">io</a></div><h1>Struct <span class="struct">Reader<wbr>Stream</span> <button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../../src/tokio_util/io/reader_stream.rs.html#10-55">Source</a> </span></div><pre class="rust item-decl"><code>pub struct ReaderStream<R> { <span class="comment">/* private fields */</span> }</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Convert an <a href="../../tokio/io/async_read/trait.AsyncRead.html" title="trait tokio::io::async_read::AsyncRead"><code>AsyncRead</code></a> into a <a href="../../futures_core/stream/trait.Stream.html" title="trait futures_core::stream::Stream"><code>Stream</code></a> of byte chunks.</p>
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<p>This stream is fused. It performs the inverse operation of
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<a href="struct.StreamReader.html" title="struct tokio_util::io::StreamReader"><code>StreamReader</code></a>.</p>
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<h2 id="example"><a class="doc-anchor" href="#example">§</a>Example</h2>
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<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>tokio_stream::StreamExt;
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<span class="kw">use </span>tokio_util::io::ReaderStream;
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<span class="comment">// Create a stream of data.
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</span><span class="kw">let </span>data = <span class="string">b"hello, world!"</span>;
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<span class="kw">let </span><span class="kw-2">mut </span>stream = ReaderStream::new(<span class="kw-2">&</span>data[..]);
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<span class="comment">// Read all of the chunks into a vector.
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</span><span class="kw">let </span><span class="kw-2">mut </span>stream_contents = Vec::new();
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<span class="kw">while let </span><span class="prelude-val">Some</span>(chunk) = stream.next().<span class="kw">await </span>{
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stream_contents.extend_from_slice(<span class="kw-2">&</span>chunk<span class="question-mark">?</span>);
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}
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<span class="comment">// Once the chunks are concatenated, we should have the
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// original data.
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</span><span class="macro">assert_eq!</span>(stream_contents, data);</code></pre></div></div></details><h2 id="implementations" class="section-header">Implementations<a href="#implementations" class="anchor">§</a></h2><div id="implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-ReaderStream%3CR%3E" class="impl"><a class="src rightside" href="../../src/tokio_util/io/reader_stream.rs.html#57-89">Source</a><a href="#impl-ReaderStream%3CR%3E" class="anchor">§</a><h3 class="code-header">impl<R: <a class="trait" href="../../tokio/io/async_read/trait.AsyncRead.html" title="trait tokio::io::async_read::AsyncRead">AsyncRead</a>> <a class="struct" href="struct.ReaderStream.html" title="struct tokio_util::io::ReaderStream">ReaderStream</a><R></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.new" class="method"><a class="src rightside" href="../../src/tokio_util/io/reader_stream.rs.html#68-74">Source</a><h4 class="code-header">pub fn <a href="#method.new" class="fn">new</a>(reader: R) -> Self</h4></section></summary><div class="docblock"><p>Convert an <a href="../../tokio/io/async_read/trait.AsyncRead.html" title="trait tokio::io::async_read::AsyncRead"><code>AsyncRead</code></a> into a <a href="../../futures_core/stream/trait.Stream.html" title="trait futures_core::stream::Stream"><code>Stream</code></a> with item type
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<code>Result<Bytes, std::io::Error></code>.</p>
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<p>Currently, the default capacity 4096 bytes (4 KiB).
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This capacity is not part of the semver contract
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and may be tweaked in future releases without
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requiring a major version bump.</p>
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</div></details><details class="toggle method-toggle" open><summary><section id="method.with_capacity" class="method"><a class="src rightside" href="../../src/tokio_util/io/reader_stream.rs.html#82-88">Source</a><h4 class="code-header">pub fn <a href="#method.with_capacity" class="fn">with_capacity</a>(reader: R, capacity: <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.usize.html">usize</a>) -> Self</h4></section></summary><div class="docblock"><p>Convert an <a href="../../tokio/io/async_read/trait.AsyncRead.html" title="trait tokio::io::async_read::AsyncRead"><code>AsyncRead</code></a> into a <a href="../../futures_core/stream/trait.Stream.html" title="trait futures_core::stream::Stream"><code>Stream</code></a> with item type
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<code>Result<Bytes, std::io::Error></code>,
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with a specific read buffer initial capacity.</p>
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</div></details></div></details></div><h2 id="trait-implementations" class="section-header">Trait Implementations<a href="#trait-implementations" class="anchor">§</a></h2><div id="trait-implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-Debug-for-ReaderStream%3CR%3E" class="impl"><a class="src rightside" href="../../src/tokio_util/io/reader_stream.rs.html#44">Source</a><a href="#impl-Debug-for-ReaderStream%3CR%3E" class="anchor">§</a><h3 class="code-header">impl<R: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a>> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="struct.ReaderStream.html" title="struct tokio_util::io::ReaderStream">ReaderStream</a><R></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.fmt" class="method trait-impl"><a class="src rightside" href="../../src/tokio_util/io/reader_stream.rs.html#44">Source</a><a href="#method.fmt" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/fmt/trait.Debug.html#tymethod.fmt" class="fn">fmt</a>(&self, f: &mut <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a><'_>) -> <a class="type" href="https://doc.rust-lang.org/1.93.1/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></h4></section></summary><div class='docblock'>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/1.93.1/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-Stream-for-ReaderStream%3CR%3E" class="impl"><a class="src rightside" href="../../src/tokio_util/io/reader_stream.rs.html#91-123">Source</a><a href="#impl-Stream-for-ReaderStream%3CR%3E" class="anchor">§</a><h3 class="code-header">impl<R: <a class="trait" href="../../tokio/io/async_read/trait.AsyncRead.html" title="trait tokio::io::async_read::AsyncRead">AsyncRead</a>> <a class="trait" href="../../futures_core/stream/trait.Stream.html" title="trait futures_core::stream::Stream">Stream</a> for <a class="struct" href="struct.ReaderStream.html" title="struct tokio_util::io::ReaderStream">ReaderStream</a><R></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Item" class="associatedtype trait-impl"><a class="src rightside" href="../../src/tokio_util/io/reader_stream.rs.html#92">Source</a><a href="#associatedtype.Item" class="anchor">§</a><h4 class="code-header">type <a href="../../futures_core/stream/trait.Stream.html#associatedtype.Item" class="associatedtype">Item</a> = <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="../../bytes/bytes/struct.Bytes.html" title="struct bytes::bytes::Bytes">Bytes</a>, <a class="struct" href="https://doc.rust-lang.org/1.93.1/std/io/error/struct.Error.html" title="struct std::io::error::Error">Error</a>></h4></section></summary><div class='docblock'>Values yielded by the stream.</div></details><details class="toggle method-toggle" open><summary><section id="method.poll_next" class="method trait-impl"><a class="src rightside" href="../../src/tokio_util/io/reader_stream.rs.html#93-122">Source</a><a href="#method.poll_next" class="anchor">§</a><h4 class="code-header">fn <a href="../../futures_core/stream/trait.Stream.html#tymethod.poll_next" class="fn">poll_next</a>(
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self: <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a><&mut Self>,
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cx: &mut <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/task/wake/struct.Context.html" title="struct core::task::wake::Context">Context</a><'_>,
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) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/task/poll/enum.Poll.html" title="enum core::task::poll::Poll">Poll</a><<a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><Self::<a class="associatedtype" href="../../futures_core/stream/trait.Stream.html#associatedtype.Item" title="type futures_core::stream::Stream::Item">Item</a>>></h4></section></summary><div class='docblock'>Attempt to pull out the next value of this stream, registering the
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current task for wakeup if the value is not yet available, and returning
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<code>None</code> if the stream is exhausted. <a href="../../futures_core/stream/trait.Stream.html#tymethod.poll_next">Read more</a></div></details><details class="toggle method-toggle" open><summary><section id="method.size_hint" class="method trait-impl"><a class="src rightside" href="../../src/futures_core/stream.rs.html#105">Source</a><a href="#method.size_hint" class="anchor">§</a><h4 class="code-header">fn <a href="../../futures_core/stream/trait.Stream.html#method.size_hint" class="fn">size_hint</a>(&self) -> (<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.usize.html">usize</a>, <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.usize.html">usize</a>>)</h4></section></summary><div class='docblock'>Returns the bounds on the remaining length of the stream. <a href="../../futures_core/stream/trait.Stream.html#method.size_hint">Read more</a></div></details></div></details><section id="impl-Unpin-for-ReaderStream%3CR%3E" class="impl"><a class="src rightside" href="../../src/tokio_util/io/reader_stream.rs.html#10-55">Source</a><a href="#impl-Unpin-for-ReaderStream%3CR%3E" class="anchor">§</a><h3 class="code-header">impl<'__pin, R> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.ReaderStream.html" title="struct tokio_util::io::ReaderStream">ReaderStream</a><R><div class="where">where
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PinnedFieldsOf<__Origin<'__pin, R>>: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,</div></h3></section></div><h2 id="synthetic-implementations" class="section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor">§</a></h2><div id="synthetic-implementations-list"><section id="impl-Freeze-for-ReaderStream%3CR%3E" class="impl"><a href="#impl-Freeze-for-ReaderStream%3CR%3E" class="anchor">§</a><h3 class="code-header">impl<R> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Freeze.html" title="trait core::marker::Freeze">Freeze</a> for <a class="struct" href="struct.ReaderStream.html" title="struct tokio_util::io::ReaderStream">ReaderStream</a><R><div class="where">where
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R: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Freeze.html" title="trait core::marker::Freeze">Freeze</a>,</div></h3></section><section id="impl-RefUnwindSafe-for-ReaderStream%3CR%3E" class="impl"><a href="#impl-RefUnwindSafe-for-ReaderStream%3CR%3E" class="anchor">§</a><h3 class="code-header">impl<R> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.ReaderStream.html" title="struct tokio_util::io::ReaderStream">ReaderStream</a><R><div class="where">where
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R: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a>,</div></h3></section><section id="impl-Send-for-ReaderStream%3CR%3E" class="impl"><a href="#impl-Send-for-ReaderStream%3CR%3E" class="anchor">§</a><h3 class="code-header">impl<R> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.ReaderStream.html" title="struct tokio_util::io::ReaderStream">ReaderStream</a><R><div class="where">where
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R: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a>,</div></h3></section><section id="impl-Sync-for-ReaderStream%3CR%3E" class="impl"><a href="#impl-Sync-for-ReaderStream%3CR%3E" class="anchor">§</a><h3 class="code-header">impl<R> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.ReaderStream.html" title="struct tokio_util::io::ReaderStream">ReaderStream</a><R><div class="where">where
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R: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a>,</div></h3></section><section id="impl-UnwindSafe-for-ReaderStream%3CR%3E" class="impl"><a href="#impl-UnwindSafe-for-ReaderStream%3CR%3E" class="anchor">§</a><h3 class="code-header">impl<R> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.ReaderStream.html" title="struct tokio_util::io::ReaderStream">ReaderStream</a><R><div class="where">where
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R: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a>,</div></h3></section></div><h2 id="blanket-implementations" class="section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor">§</a></h2><div id="blanket-implementations-list"><details class="toggle implementors-toggle"><summary><section id="impl-Any-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/any.rs.html#138">Source</a><a href="#impl-Any-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T<div class="where">where
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T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/any.rs.html#139">Source</a><a href="#method.type_id" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/any/trait.Any.html#tymethod.type_id" class="fn">type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></section></summary><div class='docblock'>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/1.93.1/core/any/trait.Any.html#tymethod.type_id">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/borrow.rs.html#212">Source</a><a href="#impl-Borrow%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><T> for T<div class="where">where
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T: ?<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/borrow.rs.html#214">Source</a><a href="#method.borrow" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.Borrow.html#tymethod.borrow" class="fn">borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.reference.html">&T</a></h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/borrow.rs.html#221">Source</a><a href="#impl-BorrowMut%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T<div class="where">where
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T: ?<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/borrow.rs.html#222">Source</a><a href="#method.borrow_mut" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fn">borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.reference.html">&mut T</a></h4></section></summary><div class='docblock'>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#785">Source</a><a href="#impl-From%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#788">Source</a><a href="#method.from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html#tymethod.from" class="fn">from</a>(t: T) -> T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
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</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#767-769">Source</a><a href="#impl-Into%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><U> for T<div class="where">where
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U: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html" title="trait core::convert::From">From</a><T>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#777">Source</a><a href="#method.into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.Into.html#tymethod.into" class="fn">into</a>(self) -> U</h4></section></summary><div class="docblock"><p>Calls <code>U::from(self)</code>.</p>
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<p>That is, this conversion is whatever the implementation of
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<code><a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for U</code> chooses to do.</p>
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</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#827-829">Source</a><a href="#impl-TryFrom%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U> for T<div class="where">where
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U: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#831">Source</a><a href="#associatedtype.Error-1" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#834">Source</a><a href="#method.try_from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html#tymethod.try_from" class="fn">try_from</a>(value: U) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, <T as <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#811-813">Source</a><a href="#impl-TryInto%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a><U> for T<div class="where">where
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U: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#815">Source</a><a href="#associatedtype.Error" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = <U as <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#818">Source</a><a href="#method.try_into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryInto.html#tymethod.try_into" class="fn">try_into</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a><U, <U as <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryStream-for-S" class="impl"><a class="src rightside" href="../../src/futures_core/stream.rs.html#195-197">Source</a><a href="#impl-TryStream-for-S" class="anchor">§</a><h3 class="code-header">impl<S, T, E> <a class="trait" href="../../futures_core/stream/trait.TryStream.html" title="trait futures_core::stream::TryStream">TryStream</a> for S<div class="where">where
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S: <a class="trait" href="../../futures_core/stream/trait.Stream.html" title="trait futures_core::stream::Stream">Stream</a><Item = <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, E>> + ?<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Ok" class="associatedtype trait-impl"><a class="src rightside" href="../../src/futures_core/stream.rs.html#199">Source</a><a href="#associatedtype.Ok" class="anchor">§</a><h4 class="code-header">type <a href="../../futures_core/stream/trait.TryStream.html#associatedtype.Ok" class="associatedtype">Ok</a> = T</h4></section></summary><div class='docblock'>The type of successful values yielded by this future</div></details><details class="toggle" open><summary><section id="associatedtype.Error-2" class="associatedtype trait-impl"><a class="src rightside" href="../../src/futures_core/stream.rs.html#200">Source</a><a href="#associatedtype.Error-2" class="anchor">§</a><h4 class="code-header">type <a href="../../futures_core/stream/trait.TryStream.html#associatedtype.Error" class="associatedtype">Error</a> = E</h4></section></summary><div class='docblock'>The type of failures yielded by this future</div></details><details class="toggle method-toggle" open><summary><section id="method.try_poll_next" class="method trait-impl"><a class="src rightside" href="../../src/futures_core/stream.rs.html#202-205">Source</a><a href="#method.try_poll_next" class="anchor">§</a><h4 class="code-header">fn <a href="../../futures_core/stream/trait.TryStream.html#tymethod.try_poll_next" class="fn">try_poll_next</a>(
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self: <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a><<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.reference.html">&mut S</a>>,
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cx: &mut <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/task/wake/struct.Context.html" title="struct core::task::wake::Context">Context</a><'_>,
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) -> <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/task/poll/enum.Poll.html" title="enum core::task::poll::Poll">Poll</a><<a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<S as <a class="trait" href="../../futures_core/stream/trait.TryStream.html" title="trait futures_core::stream::TryStream">TryStream</a>>::<a class="associatedtype" href="../../futures_core/stream/trait.TryStream.html#associatedtype.Ok" title="type futures_core::stream::TryStream::Ok">Ok</a>, <S as <a class="trait" href="../../futures_core/stream/trait.TryStream.html" title="trait futures_core::stream::TryStream">TryStream</a>>::<a class="associatedtype" href="../../futures_core/stream/trait.TryStream.html#associatedtype.Error" title="type futures_core::stream::TryStream::Error">Error</a>>>></h4></section></summary><div class='docblock'>Poll this <code>TryStream</code> as if it were a <code>Stream</code>. <a href="../../futures_core/stream/trait.TryStream.html#tymethod.try_poll_next">Read more</a></div></details></div></details></div></section></div></main></body></html> |